CN108109830A - A kind of four column permanent magnetism transformers - Google Patents
A kind of four column permanent magnetism transformers Download PDFInfo
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- CN108109830A CN108109830A CN201711112191.0A CN201711112191A CN108109830A CN 108109830 A CN108109830 A CN 108109830A CN 201711112191 A CN201711112191 A CN 201711112191A CN 108109830 A CN108109830 A CN 108109830A
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- permanent magnetism
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F30/00—Fixed transformers not covered by group H01F19/00
- H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
- H01F30/12—Two-phase, three-phase or polyphase transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F2027/408—Association with diode or rectifier
Abstract
The invention discloses a kind of four column permanent magnetism transformers, the symmetrical ware font iron core that the shape of the mouth as one speaks iron core of the transformer and two concave permanent-magnet components are formed, the half-wave alternating change of current is carried out using two unidirectional flow passage components for two primary coils and permanent magnetism energy dynamics are superimposed in alternating flux the condition that provides, preferably solve the problems, such as that existing odd number stem cannot be exported because of output waveform distortion directly as exchange；Using the control mode that two rectifying tubes and capacitor provide unidirectional current for two primary coils can overcome the problems, such as that inductance current postpones larger angle conducting, using its inductive relationship, in power end by bearing change just or can provide electric current early by just becoming rectified pipe of negative moment；Suitable for making larger capacity permanent magnetism distribution transformer of the present invention, cost of manufacture are relatively low simpler with structure.
Description
Technical field
The present invention relates to transformer and magnetic energy switch technology field more particularly to a kind of four column permanent magnetism transformers.
Background technology
In the basic transformer device structure of existing laminated core and coil, configure permanent magnet and make magnetic energy gesture and inputing power
Collective effect improves the way of gain and transfer efficiency, is valuable with research topics of potentiality.ZL2011101187755's
A kind of permanent-magnet gain transformer, using five column iron core structures of three coils, two primary coils are put in left and right laminated core respectively
On, and two soft magnetism side columns are respectively constituted with two pieces of permanent magnets and magnetic conductive board, thus permanent magnet forms the static magnetic flux being closed.Just
Grade coil current from A ends into when, during the magnetic flux of generation and static flow direction are on the contrary, forcing it to change original route and passing through together
Column iron core, while the magnetic flux of right side coil forms the superposition of three magnetic fluxs through secondary coil；When A ends is bear, three of center pillar
Flux-reversal makes its potential generate certain gain from it from a certain change compared with fractional value to maximum.Its shortcoming is,
Secondary coil is independently disposed to five columns of center pillar（Odd number）Structure necessarily forms secondary voltage wave distortion in unsymmetrical magnetic circuit
The problem of.Frame shape soft magnetic bodies are symmetrically divided into two magnetic with permanent-magnet component and returned by the permanent-magnet gain transformer of ZL2011103030039
The three pillar type structure on road using the superposition of permanent magnet flux, makes two output windings induce potential.But the magnetic flux of its magnetic loop is by certain
One compared with fractional value into the variation of reversed maximum, make its potential waveform asymmetric and cannot function as directly exchange output.Such as
Where direct current flux is symmetrically superimposed in alternating flux and its output is made to keep sine wave, needed with symmetrical magnetic circuit and circuit guarantor
It demonstrate,proves it and symmetrically avoids the problem of harmonic wave.
The content of the invention
A kind of four column permanent magnetism transformers are provided it is an object of the invention to avoid the deficiencies in the prior art part.
The purpose of the present invention is realized by using following technical measures, designs a kind of four column permanent magnetism transformers, including：
Including shape of the mouth as one speaks iron core, magnetic conductive board, primary coil, permanent magnet and rectifying tube, shape of the mouth as one speaks iron core includes two opposite columns and two
Horizontal yoke is set with primary coil W1 and W2 on the opposite column of shape of the mouth as one speaks iron core, is set on relatively horizontal yoke or opposite column secondary
Coil W3 and W4；Permanent magnet Y1 and Y3 is unified into concave body with magnetic conductive board B1, and Y2 and Y4 is unified into another concave body with magnetic conductive board B2, will
Two concave bodies are individually fixed in the apparent surface on the outside of column, form four rod structures；The end of primary coil W1 is connected to whole
The cathode of flow tube D1, head end are connected to the anode with rectifying tube D2, and the head end of primary coil W2 is connected to the cathode of rectifying tube D2,
End is connected to be connected with the anode of rectifying tube D1 or primary coil W1 head ends with primary coil W2 ends after, primary line
Circle W1 ends, primary coil W2 head ends are directly connected to alternating current source A1, A2；The anode of rectifying tube D1 and D2 are connected respectively to defeated
Enter power supply；The head end of secondary coil W3 is connected with the end of secondary coil W4, secondary coil W4 head ends and secondary coil W3 ends
It is connected respectively to output terminal a1, a2 of the four columns permanent magnetism transformer.
Wherein, regulating winding W5 and W6 is further included, the regulating winding W5 and W6 is set in magnetic conduction with head end upper
On plate B1, B2, regulating winding W5 ends are connected with regulating winding W6 head ends, and regulating winding W5 head ends, regulating winding W6 ends connect
The output terminal K1 and K2 of a controlled rectifier T14 is met, generates the magnetic line of force of equidirectional with two adjacent permanent magnets respectively.
Wherein, controlled rectifier T14 is bridge-type thyristor circuit or the regulating circuit of first rectification afterpulse width modulated, defeated
Enter output terminal a1, a2 ends that end is connected to the four columns permanent magnetism transformer.
Wherein, four rod structures be permanent magnet Y1 and Y3 N extremely with respect to, the S of permanent magnet Y2 and Y4 is extremely opposite and is formed static
Four rod structures of flux circuit.
Wherein, the material of permanent magnet Y1-Y4 is the one of Xi Tu Nd iron boron, ferrite, Rare-Earth Cobalt and alnico permanent magnetic material
Kind, the material of the magnetic conductive board B1 and B2 is electrical pure iron or silicon steel.
Wherein, rectifying tube D1 and D2 is thyristor.
Wherein, shape of the mouth as one speaks iron core is by having orientation or non-oriented silicon steel sheet to be built up with mitre.
Wherein, it is attached between two output terminals of transformer by a capacitor C1.
It is different from the prior art, the hollow laminated core and two concave permanent-magnet components of four column permanent magnetism transformers of the invention
The symmetrical iron core formed carries out the half-wave alternating change of current using two unidirectional flow passage components for two primary coils and permanent magnetism energy dynamics is folded
The condition that provides is added in alternating flux, preferably solves existing odd number stem because output waveform distortion cannot be directly as friendship
The problem of stream output；Use 4 rectifying tubes and can be at the beginning of cut-off device provides the control mode or two of direct current for two regulating windings
Alternating current is directly passed to after grade coil series connection, can carry out carrying adjusting output voltage, it can be in transformation using the energy of permanent magnet
The gain of energy is generated in the power transmission of device；Suitable for making larger capacity permanent magnetism stepless adjustable voltage transformer of the present invention, is fabricated to
This is relatively low simpler with structure, can also make the permanent magnetism stepless adjustable voltage transformer of three-phase.
Description of the drawings
Fig. 1 be a kind of four columns permanent magnetism transformer provided by the invention first embodiment in secondary coil be arranged at the shape of the mouth as one speaks
The structure diagram of iron core transverse yoke；
Fig. 2 be a kind of four columns permanent magnetism transformer provided by the invention first embodiment in secondary coil be arranged at shape of the mouth as one speaks iron core
The structure diagram of column；
Fig. 3 is a kind of principle schematic of four columns permanent magnetism transformer provided by the invention；
Fig. 4 is a kind of structure diagram of another embodiment of four columns permanent magnetism transformer provided by the invention.
Specific embodiment
Make further more detailed description to technical scheme With reference to embodiment.Obviously, retouched
The embodiment stated is only the part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Those of ordinary skill in the art's all other embodiments obtained on the premise of creative work is not made, should all belong to
The scope of protection of the invention.
Refering to Fig. 1, Fig. 1 is a kind of structural representation of the first embodiment of four columns permanent magnetism transformer provided by the invention
Figure.The four columns permanent magnetism transformer includes shape of the mouth as one speaks iron core, magnetic conductive board, primary coil, permanent magnet and rectifying tube.Wherein, shape of the mouth as one speaks iron core
It is to have orientation or non-oriented silicon steel sheet with what transformer making was selected, with square column type cross section and hollow is overlapped into mitre
Assembling iron core, is set with two primary coil W1, W2 on its two column, and be set on it, on lower two horizontal yokes two secondary coil W3,
W4, four coils are independent and arranged symmetrically；Four pieces of permanent magnets Y1, Y2, Y3, Y4 are transversal using its contact surface and shape of the mouth as one speaks iron core column
The close packet in face is first extremely unified into concave body with the N of the S poles of Y1 and Y3 with magnetic conductive board B1, and with the S poles of Y2 and the N poles of Y4
Second piece of concave body is unified into magnetic conductive board B2, then by two concave body pairings（It holds）In outside of the shape of the mouth as one speaks magnet with respect to column, group
Synthesis top is that the N of Y1 and Y2 is extremely opposite, and lower part is extremely opposite four columns, the three window symmetrical structures of the S of Y3 and Y4, and two groups forever
Magnet forms static flux circuit each via adjacent column and magnetic conductive board；W1, W2 are set on the shape of the mouth as one speaks iron core right side, left column
Primary coil, using the identical number of turn and identical structure and identical around to while pretending in the upper, lower horizontal yoke bush of shape of the mouth as one speaks iron core with knot
Secondary coil W3, W4 of structure；Primary coil can be with being first coiled into solenoid, then is sleeved on lamination column iron core, then progressively inserts
Enter upper yoke silicon steel sheet, mitre of aliging simultaneously is overlapped into the horizontal yoke of upper and lower cylindricality, and passing around mode with from coil to coil thereafter carries out two secondary wires
The coiling of circle, substep are completed above under, the combining structure of symmetrical four coils of left and right, and coil first and end is with same a bite word
In magnetic loop, same polarities of potentials mode can be sensed and determined, i.e., it, can be more single after two primary or twice grades first and end series connection
It is to determine principle that coil, which bears or induce two times of threshold voltages,；Permanent magnet Y1, Y2, Y3, Y4 use rare-earth Nd-Fe-B or aluminium nickel cobalt
Be made the square that its surface magnetic induction is more than 350mT, the cross section of permanent magnet and lamination column close to identical, laminated core
Flux density selection will make the density of total magnetic flux after superposition permanent magnet DC magnetic flux close to 15 kilogauss；Magnetic conductive board B1 and B2, permanent magnetism
Body Y1, Y2, Y3, Y4, the column of the shape of the mouth as one speaks iron core width equal with horizontal yoke three holding make it two vertical（It is front and rear）In face of neat；
The end of primary coil W1 is coupled to the cathode of rectifying tube D1, and the head end of W2 is coupled to the cathode of rectifying tube D2, power end A1 with it is whole
Flow tube D1 anodes, which are connected, is a little attached to primary coil W2 ends, and also power end A2 and rectifying tube D2 anodes, which are connected, is a little attached to just
Grade coil W1 head ends, it is that the positive and negative ripple of exchange replaces through-flow switching circuit to form two primary coils；The head end of two secondary coil W3
It being connected with the end of W4, a1 ends is drawn in W4 head ends, the a2 ends of transformer output terminal are drawn in secondary coil W3 ends, and in transformation
Device two output terminal a1, a2 couple filter condenser C1, and the Capacity Selection of capacitance is the 5%-30% of transformer input capacity.This
Four coils of example using it is identical around to, choose head end in Fig. 1 and " ° " be set to be identified, primary coil W2 upper ends in Fig. 1,
Secondary coil W3 right ends, primary coil W1 lower ends and secondary coil W4 left ends are head end.Two secondary coils are located at horizontal yoke up and down
Symmetrical structure, output waveform can be kept under the advantage of positive and negative half-wave magnetic flux and waveform symmetry close to sine wave.Using change
Dynamic permanent magnetism body thickness and height fashion adjustable output voltage.
As shown in figure 3, Fig. 3 is the operation principle schematic diagram of four columns permanent magnetism transformer provided by the invention.The four of the present invention
In column permanent magnetism transformer, formed in permanent magnet Y2 with Y4, Y1 and Y3 via magnetic conductive board B1 and B2 and neighbouring shape of the mouth as one speaks core portion
Left window for clockwise magnetic flux φ 4, the anticlockwise magnetic flux φ 3 of the right window, can make on two columns of shape of the mouth as one speaks iron core all
By static magnetic flux from top to bottom, and intermediate horizontal yoke is not led to by static-magnetic；Unidirectional current when D1 rectifying tubes turn on
When flowing through primary coil W1, produced magnetic flux φ 1 from the bottom up by the mutually disjoint interactively of the magnetic line of force, promotes static state
Magnetic flux as shown in figure 3, through upper horizontal yoke-left side column-under horizontal yoke-Y3（S）-B1-Y1（S）The static magnetic flux commutating circuit of composition, two
A secondary coil W3, W4 are subject to the superposition of the φ 1+ φ 3 of counter-clockwise direction；It raises and turns in rectifying tube D2 anode voltages
When, electric current generation opposite column upward magnetic flux φ 2, φ 2 that primary coil W2 is flowed into from head end promote original static magnetic flux
φ 4 is shifted and is formed flux circuit, φ 2 and 4 liang of φ through the circular laminated core of W3, W1, W4 coil, and via Y4, B2, Y2
Person is superimposed along clockwise direction through forming magnetic loop, is the superposition of φ 4+ φ 2+ 3 three magnetic fluxs of φ in the lamination column of right side at this time；
Two secondary coil W3, W4 are set on the column of shape of the mouth as one speaks iron core, and the magnetic flux one in two columns is the superposition of three magnetic fluxs,
Another column is a flux interaction, but is remained to the series relationship of two secondary coils that its two output terminal to be made to be more symmetrically to exchange
Sine wave；In the capacitor C1 of output terminal a1, a2 connection, it is unable to catastrophe characteristics using its voltage and waveform distortion is filtered,
Improve power factor simultaneously.
Another embodiment of the invention provides a kind of four column permanent magnetism regulating winding transformers, include shape of the mouth as one speaks iron core,
Magnetic conductive board, primary coil, secondary coil, regulating winding, rectifying tube, controlled rectifier, permanent magnet and capacitor.Shape of the mouth as one speaks iron core is
Cross section is overlapped into as square hollow assembling iron core with cold-reduced silicon sheet or alloy sheet, and specific group technology is by silicon steel sheet
The open-type body that lower horizontal yoke is combined with two columns is first overlapped into, secondary coil W4 passes around mode from coil to coil using insulated wire and is coiled into,
Thereafter primary coil W1 and W2 are packed on two columns, then upper horizontal yoke silicon steel sheet is inserted into the steel disc gap to interlock with column piecewise
In, secondary coil W3 finally is passed around into single line, horizontal yoke is equal with the cross-sectional area of column, and four coils are also symmetrical arranged；It adopts
Four pieces of packets of identical size are made of rare-earth permanent magnet ferrite or cobalt permanent-magnet material, first with the N poles of Y1 and the S poles of Y3 and with
It is upper and lower while and it is left and right while alignment thereof absorption shape of the mouth as one speaks iron core right edge, thereafter by the N poles of Y2 and the S poles of Y4 also with edge
Alignment is mounted in the left side of iron core, and it is that two N-N poles are opposite on top to form whole, and lower part is that two permanent magnet S-S are extremely opposite, and
Clockwise static magnetic conductive loop is formed by Y2 and Y4 and left column iron core after the fastening leading pole B2 of left side, is also fastened on right side
Formed after magnetic conductive board B1 on the magnetostatic circuit B1 therein of counter-clockwise direction through Y1, Y3 and right column iron core be cased with regulating winding W5,
Regulating winding W6, the magnetic flux using regulating winding magnetic line of force direction identical with adjacent permanent magnet generation are cased on B2, and with synthesis
Magnetic flux Φ 35, Φ 46 adjust output voltage；Primary coil W1, W2 are using identical structure and are set on shape of the mouth as one speaks iron core column, W1
Head end be connected in power end A2 and be connected a little with rectifying tube D2, end is connected in D1 cathodes, and W2 head ends are connected to D2 cathodes, and end is connected in
A1 is with D1 connected ends and respectively half-wave replaces through-flow circuit；The head end of two secondary coil W3 is connected with the end of W4, the end of W3
A1 ends are drawn at end, and the head end of W4 draws a2 ends, capacitor C1 is also connected on a2 in two output terminal a1.Controlled rectifier T14 is
It is linked to be rectifier bridge with 4 rectifying tubes, forward connecting an igbt in its direct current output anode carries out PWM controls
System, and be that 3-9KHZ triangular carriers carry out pulsewidth modulation with frequency, two output terminals are K1 and K2；It simultaneously can be in direct current output two
End K1 is connected an afterflow rectifying tube with K2 in a manner of just terminating cathode.Two regulating winding W6 head ends are connected with W5 ends, and W5 is first
End, W6 ends are connected to K1, K2 end of controlled rectifier T14, and the input terminal of T14 is connected to a1, a2.This example regulating winding generates magnetic flux
The design alternative of amount generates the 10%-40% of magnetic flux in permanent magnet, and demagnetizing action is generated to avoid to permanent magnet.This example primary line
Circle W1 generates the magnetic flux of counter-clockwise direction in shape of the mouth as one speaks iron core（The magnetic line of force）, using Y1 magnetic flux can be superimposed with Y3 with what its W5 was generated
Generate gain and output voltage rise, it, being superimposed using Y2 and Y4 and W6 in the magnetic flux that W2 in the clockwise direction is generated
Magnetic flux causes output voltage to raise, so as to be reached in sine voltage output is kept using the change of regulating winding DC voltage
Pressure regulation and the dual purpose of gain.
Regulating winding W5, W6 being set on magnetic conductive board B1, B2, by regulating winding W5 ends and regulating winding W6 head end phases
Even, and by regulating winding W5 head ends, regulating winding W6 ends the positive and negative both ends for being connected to controlled rectifier T14 form adjusting electricity
Road can generate the magnetic line of force identical with the permanent magnet direction that is connected in magnetic conductive board, the magnetic flux Φ 3 generated by permanent magnet Y1 and Y3,
It is superimposed the resultant flux that regulating winding W5 is generated and is increased to Φ 46 into the magnetic flux that Φ 35, the similary superposition W6 of Φ 4 are generated；It adjusts
Coil W5, W6 are controlled by controlled rectifier T14, and with the rise of control DC voltage, the magnetic flux in magnetic conductive board is in original permanent magnetism
Body further increases on the basis of generating magnetic flux, thus the further increase of control output voltage；In exchange positive half-wave rectifying tube
D1 turn on when, primary coil W1 generate magnetic flux Φ 1 will with resultant flux Φ 35, jointly through the iron core in W3, W2, W4 coil and
Counter-clockwise direction flows through port type iron core, and thereafter in the D2 conductings of negative half-wave, the magnetic flux Φ 2 that W2 is generated will be with resultant flux Φ
46 circulate along clockwise direction jointly, in anti-, clockwise direction resultant flux repeated action, just make twice grades coil-induced
Go out the output potential close to just profound ripple, and in the variation of controlled rectifier T14 DC voltages, made using the superposition of resultant flux
With, promote the electric current in regulating winding from zero to nominal value range in change, so as to reach transformer output voltage with controllable whole
Device output DC voltage is flowed to raise and increased effect.
In another embodiment provided by the invention, the shape of the mouth as one speaks iron core of four column permanent magnet AC coil transformers is to use cold rolling
Silicon steel sheet is overlapped into hollow assembling iron core with full bias seam；Primary coil W1 and W2 is used as outer ring, secondary coil W3 and W4
For the built-up coil of inner ring, after being sleeved on lower horizontal yoke and two columns of two column book mouldings, then the silicon steel of upper horizontal yoke is inserted into piecewise
Piece is combined into port type iron core with clamping element thereafter；Permanent magnet is that N poles relative mode is loaded on shape of the mouth as one speaks magnet top with Y1 and Y2,
Its underpart is extremely opposite with S by Y3 and Y4, coordinates magnetic conductive board B1, B2 and is alignd and fastened with upper and lower end side（It holds）In two permanent magnetism
On body, magnetic conductive board and two permanent magnet concavities, entire combination into tool there are two static magnetic circuit and right side be counterclockwise, left side be
The magnetic structure of four column symmetries of flow direction clockwise；Two primary coil W1 and W2 using the identical number of turn and it is identical around to, and
It, can more single coil after determining that head end and end, i.e. two coils are connected with previous end and latter head end with same polarities of potentials
The voltage of 2 times of values is born or senses, W1 ends specifically are associated in power end A1, W2 head end is coupled to power end A2, W2 end and W1
Head end is linked into series loop；The head end of two secondary coil W3 is linked togather with W4 ends, and the head end of W4 draws a2 ends, W3's
A1 ends are drawn in end, and a power capacitor C1 is coupled also on two output terminal a1, a2, and Capacity Selection is held for transformer output
The 10% of amount.Regulating winding W5, W6 correspondence are sleeved on magnetic conductive board B1, B2, and W5 ends are connected to series circuit with W6 head ends,
W5 head ends, W6 ends are connected in K1, K2 end of controlled rectifier T14 successively, and input terminal a1, a2 are connected to four brilliant locks of T14
Pipe is formed on the bridge arm of controllable rectifier bridge（Input terminal）, and carry out in a manner of phase-shifting trigger the adjusting of DC voltage.At the beginning of this example two
Grade coil W1, W2 series connection is followed by single phase alternating current power supply A1, A2, at A1 ends is timing in shape of the mouth as one speaks iron core（Magnet）It generates counter-clockwise
The magnetic flux in direction（The magnetic line of force）, the static magnetic flux that is generated jointly by Y1 and Y3 permanent magnets and W5 before this, by W1 to
In the mutually disjoint effect of the magnetic line of force of the magnetic flux Φ 1 in upper direction, change into from right side uprights and circulate via upper horizontal yoke；At A2 ends
For timing, Y2 and Y4's and the magnetic fluxs via left side column that generate of W6 also changed by 2 flux interactions of Φ of W2 via upper and lower
Horizontal yoke and right side uprights and clockwise circulate, at this time right side uprights by be Φ 2+ Φ 46+ 3 three magnetic flux of Φ superposition,
T14 phase-shifting triggers control in, output DC voltage from zero to rated value change.Transformer output voltage a1, a2 ends also from
A certain minimum threshold voltage changes to high value alternating voltage.
It is different from the prior art, the hollow laminated core and two concave permanent-magnet components of four column permanent magnetism transformers of the invention
The symmetrical iron core formed carries out the half-wave alternating change of current using two unidirectional flow passage components for two primary coils and permanent magnetism energy dynamics is folded
The condition that provides is added in alternating flux, preferably solves existing odd number stem because output waveform distortion cannot be directly as friendship
The problem of stream output；Use 4 rectifying tubes and can be at the beginning of cut-off device provides the control mode or two of direct current for two regulating windings
Alternating current is directly passed to after grade coil series connection, can carry out carrying adjusting output voltage, it can be in transformation using the energy of permanent magnet
The gain of energy is generated in the power transmission of device；Suitable for making larger capacity permanent magnetism stepless adjustable voltage transformer of the present invention, is fabricated to
This is relatively low simpler with structure, can also make the permanent magnetism stepless adjustable voltage transformer of three-phase.
It these are only embodiments of the present invention, be not intended to limit the scope of the invention, it is every to utilize the present invention
The equivalent structure or equivalent flow shift that specification and accompanying drawing content are made directly or indirectly is used in other relevant technologies
Field is included within the scope of the present invention.
Claims (8)
1. a kind of four column permanent magnetism transformers, which is characterized in that including shape of the mouth as one speaks iron core, magnetic conductive board, primary coil, permanent magnet and rectification
Pipe；The shape of the mouth as one speaks iron core includes opposite two columns and two horizontal yokes, and primary line is set on the opposite column of shape of the mouth as one speaks iron core
W1 and W2 is enclosed, secondary coil W3 and W4 are set on relatively horizontal yoke or opposite column；Permanent magnet Y1 and Y3 is unified into magnetic conductive board B1
Concave body, Y2 and Y4 are unified into another concave body with magnetic conductive board B2, the opposite table two concave bodies being individually fixed on the outside of column
Face forms four rod structures；The end of primary coil W1 is connected to the cathode of rectifying tube D1, and head end is connected to the sun with rectifying tube D2
Pole, the head end of primary coil W2 are connected to the cathode of rectifying tube D2, and end is connected to anode or primary with rectifying tube D1
After coil W1 head ends are connected with primary coil W2 ends, primary coil W1 ends, primary coil W2 head ends are directly connected to alternating current
Source A1, A2；The anode of rectifying tube D1 and D2 are connected respectively to input power；The head end of secondary coil W3 is with secondary coil W4's
End is connected, and secondary coil W4 head ends and secondary coil W3 ends are connected respectively to the output terminal of the four columns permanent magnetism transformer
a1、a2。
2. four columns permanent magnetism transformer according to claim 1, which is characterized in that regulating winding W5 and W6 is further included, it is described
Regulating winding W5 and W6 is set in upper on magnetic conductive board B1, B2 with head end, and regulating winding W5 ends are first with regulating winding W6
End be connected, regulating winding W5 head ends, regulating winding W6 ends connect a controlled rectifier T14 output terminal K1 and K2, respectively with
Two adjacent permanent magnets generate the magnetic line of force of equidirectional.
3. four columns permanent magnetism transformer according to claim 2, which is characterized in that the controlled rectifier T14 is brilliant for bridge-type
The regulating circuit of brake tube circuit or first rectification afterpulse width modulated, input terminal are connected to the output of the four columns permanent magnetism transformer
Hold a1, a2 end.
4. four columns permanent magnetism transformer according to claim 1, which is characterized in that four rod structure is permanent magnet Y1 and Y3
N extremely with respect to, the S of permanent magnet Y2 and Y4 extremely with respect to and form four rod structures of static flux circuit.
5. four columns permanent magnetism transformer according to claim 1, which is characterized in that the material of the permanent magnet Y1-Y4 is dilute
Tu Nd iron boron, ferrite, one kind of Rare-Earth Cobalt and alnico permanent magnetic material, the material of the magnetic conductive board B1 and B2 is electrical pure iron
Or silicon steel.
6. four columns permanent magnetism transformer according to claim 1, which is characterized in that the rectifying tube D1 and D2 is thyristor.
7. four columns permanent magnetism transformer according to claim 1, which is characterized in that the shape of the mouth as one speaks iron core is by having orientation or nothing
Grain-oriented Si steel sheet is built up with mitre.
8. four columns permanent magnetism transformer according to claim 1, which is characterized in that pass through one between two output terminals of transformer
Capacitor C1 is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112191.0A CN108109830B (en) | 2017-11-13 | 2017-11-13 | Four-column permanent magnet transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711112191.0A CN108109830B (en) | 2017-11-13 | 2017-11-13 | Four-column permanent magnet transformer |
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| Publication Number | Publication Date |
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| CN108109830A true CN108109830A (en) | 2018-06-01 |
| CN108109830B CN108109830B (en) | 2020-05-15 |
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| CN (1) | CN108109830B (en) |
Cited By (1)
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| CN111711368A (en) * | 2020-06-08 | 2020-09-25 | 北京达佳互联信息技术有限公司 | Voltage converter and three-phase voltage converter |
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| CN108109830B (en) | 2020-05-15 |
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